小波谱估计用于雷达目标成像和识别
Keywords: 谱估计,雷达信号,图像处理,小波变换,多分辨分析
Abstract:
研究了小波变换谱估计用于频率步进毫米波高分辨力雷达目标一维距离像的成像方法.选用已调高斯函数作为小波基函数,进行小波变换的信号功率谱估计,获得高质量的频率步进毫米波雷达目标的一维距离像.实验结果表明这种方法对于提高目标识别率是有效的
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